You Are Given an E-R Diagram with Two Entities,ORDER and CUSTOMER,as

question 38

Multiple Choice

You are given an E-R diagram with two entities,ORDER and CUSTOMER,as shown above,and are asked to draw the relationship between them.If a given customer can place many orders and a given order can be placed by at most one customer,which of the following should be indicated in the relationship symbol between the two entities?

• A)0:1
• B)1:1
• C)1:N
• D)N:1
• E)N:M

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Definitions:

Premises

Statements or propositions that are presented as the basis for a conclusion, forming the groundwork of an argument or logical reasoning.

Independent

Not influenced by or dependent on something else; having the freedom to act, operate, or decide without being controlled by others.

Dependent

In statistical terms, a variable whose value is influenced or determined by another variable; in general, relying on someone or something else for support or existence.

Deductive Step

A logical step in which a conclusion follows necessarily from the given premises, ensuring that if the premises are true, the conclusion must also be true.